Markets Data Steward

Join Mizuho as a Markets Data Steward!

Mizuho’s data operating model comprises of enterprise-wide groups and federated data domains to drive accountability and management of data. The federated operating model ensures minimal overlaps and reduced handoffs of data attributes across the data lifecycle.

Federated data domains (data domains) are defined according to the various types of data originated and consumed by the enterprise (transactional, derived and master/reference), and in such manner that there are no unclaimed or overlapping data elements between two domains. Their definition and structure aim to support Mizuho’s business activities and operations.

Data is clustered into federated domains with overall accountability and ownership for data quality, from origination to consumption. The Markets Data Domain will manage data related to Mizuho’s Markets businesses, including Sales & Trading activities across Fixed Income, Foreign Exchange, Equities, Derivatives, Securities Financing, and related market risk and product data.

Data Domains core responsibilities include definition and ownership of business use cases, serving as owners for and managing data within the domain (selected with view to exhaustively cover data within the enterprise with no overlaps), ensuring data satisfies the needs of data consumers, managing data quality assessments and remediation with source systems, expressing the data model and data definitions for the data elements within the domain, and participating in the enterprise data governance bodies.

Markets Data Steward

As the Markets Data Steward, you will serve as the strategic lead and subject matter expert for the Markets Data Domain, which encompasses Front Office and Operations functions across Fixed Income, Equities, Foreign Exchange, Futures and Listed Derivatives businesses. Data Stewards are expected to operate as domain leaders, not coordinators.

You will act as the steward of the Bank’s core Markets platforms and data assets, including trading systems, booking platforms, position and inventory management systems, market data platforms, reference data services, clearing and settlement systems, and regulatory reporting solutions, ensuring that data is accurate, accessible, and aligned with enterprise standards.

A key part of this role is to understand how Markets data is created and used across the organization so that you drive the definition of the Vision and strategy for key platforms supporting the domain, ensuring alignment with business objectives and stakeholder expectations.

You will play a central role in identifying, prioritizing, and driving resolution of data issues across the Markets Data Domain, with a focus on reducing data quality risk, strengthening controls, and addressing recurring root causes across Front Office, Operations, Technology, Risk, Finance, and Regulatory Reporting processes. You will work directly with business contacts to understand data requirements, usage, and challenges, and partner with Technology to translate those needs into prioritized requirements that ensure development teams focus on the highest-impact enhancements. This role will manage Data Stewards and Data Quality Analysts supporting the Markets Data Domain.

Responsibilities

Data Strategy & Governance

• Translate enterprise and Markets business strategies into actionable data management plans for the Markets Data Domain.
• Lead new data initiatives by defining business cases, gathering requirements, and prioritizing projects across the domain.
• Establish and maintain processes aligned with Enterprise Data Policy and Standards for Markets data.
• Oversee access and provisioning of Markets data, including defining access controls, supporting data users, and ensuring compliance with Data Service Agreements and regulatory standards.
• Ensure that all Markets data is governed in accordance with enterprise policies and controls.
• Act as a change agent within the Domain, influencing adoption of a data-driven culture and data ownership model across Markets business functions.

Data Architecture

• Manage the definition of golden sources and systems of record for data in scope, including client, counterparty, instrument, product, order, trade, execution, position, inventory, settlement, pricing, market data, and risk-related data.
• Establish ownership and governance across Front Office and Operations systems supporting Equities, Fixed Income, Futures and Listed Derivatives businesses.
• Partner with business and technology stakeholders to define target-state data architecture supporting trading, operations, risk management, finance, and regulatory reporting requirements.

Data Dictionary

• Support stakeholders in defining, validating, and maintaining business definitions for data elements.
• Accountable for data lineage and technical metadata for data elements within the domain.
• Identify need for changes in metadata within domain, including impacts to trading, booking, valuation, market risk, operations processing, and regulatory reporting data elements.

Data Quality & Issue Management

• Support stakeholders in developing and managing data quality controls for data within domain to satisfy consumer requirements.
• Oversee remediation of Data Quality issues through prioritizing issues to remediate; review and challenge remediation plans, particularly those impacting trade execution, booking accuracy, position management, settlement processing, valuation, market risk calculations, client reporting, and regulatory reporting.
• Establish controls and monitoring for critical trade lifecycle data including order, trade, position, instrument, counterparty, pricing, market data, and settlement data.
• Partner with Front Office, Middle Office, Operations, Technology, and Risk teams to identify root causes and drive sustainable remediation of data quality issues.

Reporting Structure / Leadership Responsibilities

• Lead and coordinate a team of data professionals supporting Markets businesses, including direct management responsibilities (e.g., Data Quality Analyst) and oversight of sub-domain stewards.
• Establish, develop, and oversee a network of Sub-Domain Data Stewards across Front Office and Operations organizations, ensuring appropriate domain coverage, clear accountability, and effective execution of Data Stewardship responsibilities.
• Partner with the Data Management Office and Markets business leaders to formalize the Sub-Domain Data Steward model, strengthening ownership and accountability for critical Markets data assets.
• Drive governance and stewardship activities across product areas including Equities, Fixed Income, Foreign Exchange, Futures and Listed Derivatives, ensuring consistent adoption of enterprise data standards and controls.

Demonstrated Skills

• Deep understanding of Markets products and end-to-end trade lifecycle processes across Equities, Fixed Income, Futures and Listed Derivatives businesses.
• Strongly preferred: demonstrated experience supporting both Front Office and Operations functions.
• Strong understanding of Markets data, including instrument, client, counterparty, pricing, market data, order, trade, position, inventory, risk, and settlement data.
• Fluency in data governance, data quality, and metadata management principles.
• Strong analytical and problem-solving skills with the ability to translate business needs into data solutions.
• Excellent communication and stakeholder engagement skills.
• Proven ability to lead cross-functional initiatives and manage competing priorities.
• Experience with regulatory requirements impacting Markets businesses, including trade reporting, market risk, valuation controls, and regulatory reporting.
• Strong ability to influence senior stakeholders and drive change programs.

Qualifications

• 7+ years experience in Management role (Dir/ExecDir)
• 3+ years experience with Data Quality and Data Management
• Experience with data design, data audit, data governance and Markets technology platforms a plus.
• Experience supporting Sales & Trading, Market Operations, Middle Office, Product Control, Market Risk, Securities Operations, Futures Operations, or related Capital Markets functions preferred.

The expected base salary ranges from $200k-$250k. Salary offers are based on a wide range of factors including relevant skills, training, experience, education, and, where applicable, certifications and licenses obtained. Market and organizational factors are also considered. In addition to salary and a generous employee benefits package, successful candidates are eligible to receive a discretionary bonus.

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Other requirements

Mizuho has in place a hybrid working program, with varying opportunities for remote work depending on the nature of the role, needs of your department, as well as local laws and regulatory obligations. Roles in some of our departments have greater in-office requirements that will be communicated to you as part of the recruitment process.

Company Overview

Mizuho Financial Group, Inc. is the 15th largest bank in the world as measured by total assets of ~$2 trillion. Mizuho's 60,000 employees worldwide offer comprehensive financial services to clients in 35 countries and 800 offices throughout the Americas, EMEA and Asia. Mizuho Americas is a leading provider of corporate and investment banking services to clients in the US, Canada, and Latin America. Through its acquisition of Greenhill​, Mizuho provides M&A, restructuring and private capital advisory capabilities across Americas, Europe and Asia. Mizuho Americas employs approximately 3,500 professionals, and its capabilities span corporate and investment banking, capital markets, equity and fixed income sales & trading, derivatives, FX, custody and research. Visit .​​

Mizuho Americas offers a competitive total rewards package.

We are an EEO/AA Employer - M/F/Disability/Veteran.

We participate in the E-Verify program.

We maintain a drug-free workplace and reserve the right to require pre- and post-hire drug testing as permitted by applicable law.

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